Maps of the thousands of storms that have passed through the Eastern Hemisphere tropical oceans in the past century or so reveal a more crowded landscape than similar maps of the Western Hemisphere. Unlike the Western Hemisphere, where storms are mostly confined to areas north of the equator, the Eastern Hemisphere sees storms in both north and south tropical waters.

In a place routinely afflicted by drought, water managers in Tampa Bay use climate forecasts to ensure a water supply to people’s taps without sucking the region’s rivers, wetlands, and groundwater dry. The limits of their innovation might be tested in a future which could pose even more challenges to ensuring the oasis remains green.

A series of unusually strong, long-lasting high pressure systems has parked over Greenland this summer. As many a weather forecaster has explained, high pressure generally leads to calm winds and sunny skies, both of which boost temperatures during the all-day sunshine of mid-summer at high latitudes. The conditions contributed to widespread melting of the ice sheet.